It can be very frustrating to finish cleaning your windows or mirrors, only to find that they are already marked with lint and streaks. This is made worse when you think about the money you have spent on special glass cleaners. Take this quiz to learn a few simple tips that will have your windows looking crystal clear and save money.
How much do you know about how car engines work? And how much do you know about how the English language works? And what about how guns work? How much do you know? Lucky for you, HowStuffWorks is about more than providing great answers about how the world works. We are also here to bring joy to your day with fun quizzes, compelling photography and fascinating listicles. Some of our content is about how stuff works. Some is about how much you know about how stuff works. And some is just for fun! Because, well, did you know that having fun is an important part of how your brain works? Well, it is! So keep reading!